<template>
  <div class="login">
    <div class="login_top">
      <div class="logoBox">
        <div class="loginTitle"></div>
        <div class="loginText">
          <p>忠于惠麦，永记初心。崇尚道德，注重品格。</p>
          <p>服从命令，恪尽职守。坚定信念，努力奋斗。</p>
          <!-- <p>惠麦集团惠麦集团惠麦集团</p> -->
        </div>
        <div class="loginImg"></div>
      </div>
      <div class="loginForm">
        <div class="decoration"></div>
        <div class="loginForm_dwo">
          <el-form ref="loginRef" :model="loginForm" :rules="loginRules" :label-position="'top'" class="login-form">
            <h3 class="title fz36 fzblack"><strong>欢迎登录</strong></h3>
            <!-- <el-form-item prop="tenantId"  label="公司名称" v-if="tenantEnabled">
        <el-select v-model="loginForm.tenantId" filterable placeholder="请选择/输入公司名称" style="width: 100%">
          <el-option v-for="item in tenantList" :key="item.tenantId" :label="item.companyName"
            :value="item.tenantId"></el-option>
          <template #prefix><svg-icon icon-class="company" class="el-input__icon input-icon" /></template>
</el-select>
</el-form-item> -->
            <el-form-item prop="username" label="登录账号">
              <el-input v-model="loginForm.username" type="text" size="large" auto-complete="off" placeholder="账号">
                <template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template>
              </el-input>
            </el-form-item>
            <el-form-item prop="password" label="登录密码">
              <el-input v-model="loginForm.password" type="password" size="large" auto-complete="off" placeholder="密码"
                @keyup.enter="handleLogin">
                <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
              </el-input>
            </el-form-item>
            <el-form-item prop="code" v-if="captchaEnabled" label="验证码">
              <el-input v-model="loginForm.code" size="large" auto-complete="off" placeholder="验证码" style="width: 63%"
                @keyup.enter="handleLogin">
                <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
              </el-input>
              <div class="login-code">
                <img :src="codeUrl" @click="getCode" class="login-code-img" />
              </div>
            </el-form-item>
            <el-checkbox v-model="loginForm.rememberMe" style="margin:0px 0px 25px 0px;">记住密码</el-checkbox>
            <!-- <el-form-item style="float: right;">
        <el-button circle title="微信登录" @click="doSocialLogin('wechat')">
          <svg-icon icon-class="wechat" />
        </el-button>
        <el-button circle title="MaxKey登录" @click="doSocialLogin('maxkey')">
          <svg-icon icon-class="maxkey" />
        </el-button>
        <el-button circle title="Gitee登录" @click="doSocialLogin('gitee')">
          <svg-icon icon-class="gitee" />
        </el-button>
        <el-button circle title="Github登录" @click="doSocialLogin('github')">
          <svg-icon icon-class="github" />
        </el-button>
      </el-form-item> -->
            <el-form-item style="width:100%;">
              <el-button :loading="loading" size="large" type="primary" style="width:100%;"
                @click.prevent="handleLogin">
                <span v-if="!loading">立 即 登 录</span>
                <span v-else>登 录 中...</span>
              </el-button>
              <div style="float: right;" v-if="register">
                <router-link class="link-type" :to="'/register'">立即注册</router-link>
              </div>
            </el-form-item>
          </el-form>
        </div>

      </div>
    </div>
    <!--  底部  -->
    <div class="el-login-footer">
      <span>Copyright © 2023-2024 惠麦集团 All Rights Reserved.</span>
    </div>
  </div>
</template>

<script setup lang="ts">
import { getCodeImg, getTenantList } from '@/api/login';
import { authBinding } from '@/api/system/social/auth';
import { useUserStore } from '@/store/modules/user';
import { LoginData, TenantVO } from '@/api/types';
import { to } from 'await-to-js';
import { HttpStatus } from "@/enums/RespEnum";


const userStore = useUserStore();
const router = useRouter();

const loginForm = ref<LoginData>({
  tenantId: '000000',
  username: '',
  password: '',
  rememberMe: false,
  code: '',
  uuid: ''
} as LoginData);

const loginRules: ElFormRules = {
  tenantId: [{ required: true, trigger: "blur", message: "请输入您的租户编号" }],
  username: [{ required: true, trigger: 'blur', message: '请输入您的账号' }],
  password: [{ required: true, trigger: 'blur', message: '请输入您的密码' }],
  code: [{ required: true, trigger: 'change', message: '请输入验证码' }]
};

const codeUrl = ref('');
const loading = ref(false);
// 验证码开关
const captchaEnabled = ref(true);
// 租户开关
const tenantEnabled = ref(true);


// 注册开关
const register = ref(false);
const redirect = ref(undefined);
const loginRef = ref<ElFormInstance>();
// 租户列表
const tenantList = ref<TenantVO[]>([]);

watch(() => router.currentRoute.value, (newRoute: any) => {
  redirect.value = newRoute.query && newRoute.query.redirect;
}, { immediate: true });

const handleLogin = () => {
  loginRef.value?.validate(async (valid: boolean, fields: any) => {
    if (valid) {
      loading.value = true;
      // 勾选了需要记住密码设置在 localStorage 中设置记住用户名和密码
      if (loginForm.value.rememberMe) {
        localStorage.setItem("tenantId", String(loginForm.value.tenantId));
        localStorage.setItem('username', String(loginForm.value.username));
        localStorage.setItem('password', String(loginForm.value.password));
        localStorage.setItem('rememberMe', String(loginForm.value.rememberMe));
      } else {
        // 否则移除
        localStorage.removeItem("tenantId");
        localStorage.removeItem('username');
        localStorage.removeItem('password');
        localStorage.removeItem('rememberMe');
      }
      // 调用action的登录方法
      const [err] = await to(userStore.login(loginForm.value));
      if (!err) {
        await router.push({ path: redirect.value || '/' });
        loading.value = false;
      } else {
        loading.value = false;
        // 重新获取验证码
        if (captchaEnabled.value) {
          await getCode();
        }
      }
    } else {
      console.log('error submit!', fields);
    }
  });
};

/**
 * 获取验证码
 */
const getCode = async () => {
  const res = await getCodeImg();
  const { data } = res;
  captchaEnabled.value = data.captchaEnabled === undefined ? true : data.captchaEnabled;
  if (captchaEnabled.value) {
    codeUrl.value = 'data:image/gif;base64,' + data.img;
    loginForm.value.uuid = data.uuid;
  }
};

const getLoginData = () => {
  const tenantId = localStorage.getItem("tenantId");
  const username = localStorage.getItem('username');
  const password = localStorage.getItem('password');
  const rememberMe = localStorage.getItem('rememberMe');
  loginForm.value = {
    tenantId: tenantId === null ? String(loginForm.value.tenantId) : tenantId,
    username: username === null ? String(loginForm.value.username) : username,
    password: password === null ? String(loginForm.value.password) : String(password),
    rememberMe: rememberMe === null ? false : Boolean(rememberMe)
  } as LoginData;
}


/**
 * 获取租户列表
 */
const initTenantList = async () => {
  const { data } = await getTenantList();
  tenantEnabled.value = data.tenantEnabled === undefined ? true : data.tenantEnabled;
  if (tenantEnabled.value) {
    tenantList.value = data.voList;
    if (tenantList.value != null && tenantList.value.length !== 0) {
      loginForm.value.tenantId = tenantList.value[0].tenantId;
    }
  }
}

//检测租户选择框的变化
watch(() => loginForm.value.tenantId, () => {
  localStorage.setItem("tenantId", String(loginForm.value.tenantId))
});

/**
 * 第三方登录
 * @param type
 */
const doSocialLogin = (type: string) => {
  authBinding(type).then((res: any) => {
    if (res.code === HttpStatus.SUCCESS) {
      // 获取授权地址跳转
      window.location.href = res.data;
    } else {
      ElMessage.error(res.msg);
    }
  });
};



onMounted(() => {
  getCode();
  initTenantList();
  getLoginData();
});
</script>

<style lang="scss" scoped>
.login {
  display: flex;
  flex-flow: column;
  height: 100%;
  background: linear-gradient(40deg, #0094FF, #0554FF);
  min-width: 1536px;
  min-height: 729px;

  .login_top {
    flex: 1;
    display: flex;
    justify-content: space-between;

    .logoBox {
      padding-left: 30px;
      width: 50%;
      height: 100%;
      display: flex;
      flex-flow: column;

      .loginTitle {
        width: 100%;
        height: 25%;
        background-image: url("../assets/images/icon_xiexian.png");
        background-size: 100% 100%;
      }

      .loginText {
        width: 100%;
        display: flex;
        flex-flow: column;
        align-items: flex-end;

        p {
          color: #fff;
          font-size: 30px;
          margin: 10px 0;
          padding-right: 20px;
        }
      }

      .loginImg {
        flex: 1;
        width: 100%;
        background-image: url("../assets/images/icon_peitu.png");
        background-size: 100% 100%;
      }
    }

    .loginForm {
      flex: 1;
      height: 100%;
      display: flex;
      flex-flow: column;
      align-items: center;

      .decoration {
        width: 231px;
        height: 120px;
        background-image: url("../assets/images/icon_zhuangshitu.png");
        background-size: 100% 100%;
      }

      .loginForm_dwo {
        flex: 1;
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;

        .login-form {
          border-radius: 24px;
          background: #ffffff;
          width: 700px;
          padding: 85px;

          .el-input {
            height: 40px;

            input {
              height: 40px;
            }
          }

          .input-icon {
            height: 39px;
            width: 14px;
            margin-left: 0px;
          }
        }
      }
    }
  }

  .el-login-footer {
    height: 40px;
    line-height: 40px;
    width: 100%;
    text-align: center;
    color: #fff;
    font-family: Arial, serif;
    font-size: 12px;
    letter-spacing: 1px;
  }

}



.title {
  margin: 0px auto 30px auto;
  text-align: center;
  color: #707070;
}

.fz36 {
  font-size: 36px;
}

.fzblack {
  color: #3C3D3E;
}





.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.login-code {
  width: 33%;
  height: 40px;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}



.login-code-img {
  height: 40px;
  padding-left: 12px;
}
</style>
